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| author | Andrew Chow <achow101-github@achow101.com> | 2021-06-27 18:49:41 -0400 |
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| committer | Andrew Chow <achow101-github@achow101.com> | 2021-08-29 20:11:10 -0400 |
| commit | f52f1e82e52367ebbda2656845a71ad92a4ed677 (patch) | |
| tree | e2a1ae1d941038d584aab5782a7ea9ae96140455 /bip-0384.mediawiki | |
| parent | 608f40b4980ab56bf3b95381c172791d39786223 (diff) | |
Specify BIP 384: Combo descriptors
Diffstat (limited to 'bip-0384.mediawiki')
| -rw-r--r-- | bip-0384.mediawiki | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/bip-0384.mediawiki b/bip-0384.mediawiki new file mode 100644 index 0000000..da7cb23 --- /dev/null +++ b/bip-0384.mediawiki @@ -0,0 +1,48 @@ +<pre> + BIP: 384 + Layer: Applications + Title: combo() Output Script Descriptors + Author: Pieter Wuille <pieter@wuille.net> + Andrew Chow <andrew@achow101.com> + Comments-Summary: No comments yet. + Comments-URI: https://github.com/bitcoin/bips/wiki/Comments:BIP-0384 + Status: Draft + Type: Informational + Created: 2021-06-27 + License: BSD-2-Clause +</pre> + +==Abstract== + +This document specifies <tt>combo()</tt> output script descriptors. +These take a key and produce P2PK, P2PKH, P2WPKH, and P2SH-P2WPKH output scripts if applicable to the key. + +==Copyright== + +This BIP is licensed under the BSD 2-clause license. + +==Motivation== + +In order to make the transition from traditional key based wallets to descriptor based wallets easier, it is useful to be able to take a key and produce the scripts which have traditionally been produced by wallet software. + +==Specification== + +A new top level script expression is defined: <tt>combo(KEY)</tt>. +This expression can only be used as a top level expression. +It takes a single key expression as an argument and produces either 2 or 4 output scripts, depending on the key. +A <tt>combo()</tt> expression always produces a P2PK and P2PKH script, the same as putting the key in both a <tt>pk()</tt> and a <tt>pkh()</tt> expression. +If the key is/has a compressed public key, then P2WPKH and P2SH-P2WPKH scripts are also produced, the same as putting the key in both a <tt>wpkh()</tt> and <tt>sh(wpkh())</tt> expression. + +==Test Vectors== + +TBD + +==Backwards Compatibility== + +<tt>combo()</tt> descriptors use the format and general operation specified in [[bip-0380.mediawiki|380]]. +As this is a wholly new descriptor, it is not compatible with any implementation. +However the scripts produced are standard scripts so existing software are likely to be familiar with them. + +==Reference Implemntation== + +<tt>combo</tt> descriptors have been implemented in Bitcoin Core since version 0.17. |